(.NET Core C#) Frame.io - Upload an Asset

Upload an asset to Frame.io

For more information, see https://docs.frame.io/docs/uploading-assets

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// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Chilkat.Http http = new Chilkat.Http();
bool success;

// Implements the following CURL command:

// curl --request POST \
//   --url https://api.frame.io/v2/assets/<ASSET_ID>/children \
//   --header 'authorization: Bearer <FRAME_IO_DEV_TOKEN>' \
//   --header 'content-type: application/json' \
//   --data '{"filesize":1570024 ,"filetype":"video/mp4","name":"rotating_earth","type":"file"}'

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

// Use this online tool to generate code from sample JSON:
// Generate Code to Create JSON

// The following JSON is sent in the request body.

// {
//   "filesize": 1570024,
//   "filetype": "video/mp4",
//   "name": "rotating_earth",
//   "type": "file"
// }

string localFilePath = "qa_data/mp4/rotating_earth.mp4";
Chilkat.FileAccess fac = new Chilkat.FileAccess();
int fileSize = fac.FileSize(localFilePath);

Chilkat.JsonObject json = new Chilkat.JsonObject();
json.UpdateInt("filesize",fileSize);
json.UpdateString("filetype","video/mp4");
json.UpdateString("name","rotating_earth7");
json.UpdateString("type","file");

http.SetRequestHeader("content-type","application/json");
// Adds the "Authorization: Bearer <FRAME_IO_DEV_TOKEN>" header.
http.AuthToken = "<FRAME_IO_DEV_TOKEN>";

// Uploading to asset ID: 039845e8-bffe-4d6b-88d3-c780bae06342
Chilkat.HttpResponse resp = http.PostJson3("https://api.frame.io/v2/assets/039845e8-bffe-4d6b-88d3-c780bae06342/children","application/json",json);
if (http.LastMethodSuccess == false) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

Chilkat.StringBuilder sbResponseBody = new Chilkat.StringBuilder();
resp.GetBodySb(sbResponseBody);
Chilkat.JsonObject jResp = new Chilkat.JsonObject();
jResp.LoadSb(sbResponseBody);
jResp.EmitCompact = false;

Debug.WriteLine("Response Body:");
Debug.WriteLine(jResp.Emit());

int respStatusCode = resp.StatusCode;
Debug.WriteLine("Response Status Code = " + Convert.ToString(respStatusCode));
if (respStatusCode >= 400) {
    Debug.WriteLine("Response Header:");
    Debug.WriteLine(resp.Header);
    Debug.WriteLine("Failed.");

    return;
}

// Upload in chunks to the pre-signed S3 upload URLs.
// There are ways to do this in parallel, but for simplicity we'll show how to upload
// one chunk after another.
int numChunks = jResp.SizeOfArray("upload_urls");
int sizePerChunk = (fileSize + numChunks - 1) / numChunks;

Debug.WriteLine("numChunks = " + Convert.ToString(numChunks));
Debug.WriteLine("sizePerChunk = " + Convert.ToString(sizePerChunk));

success = fac.OpenForRead(localFilePath);
if (success == false) {
    Debug.WriteLine(fac.LastErrorText);
    return;
}

Chilkat.BinData bd = new Chilkat.BinData();
Chilkat.Http httpForUpload = new Chilkat.Http();

httpForUpload.SetRequestHeader("x-amz-acl","private");

int i = 0;
while ((i < numChunks)) {
    bd.Clear();
    success = fac.ReadBlockBd(i,sizePerChunk,bd);

    jResp.I = i;
    string uploadUrl = jResp.StringOf("upload_urls[i]");

    // Send the chunk in a PUT:

    Debug.WriteLine("PUT chunk " + Convert.ToString(i + 1));
    Debug.WriteLine("URL: " + uploadUrl);

    // PUT https://frameio-uploads-production.s3/etc/etc
    // Content-Type: video/mp4
    // x-amz-acl: private

    resp = httpForUpload.PBinaryBd("PUT",uploadUrl,bd,"video/mp4",false,false);
    if (httpForUpload.LastMethodSuccess == false) {
        Debug.WriteLine(httpForUpload.LastErrorText);
        return;
    }

    Debug.WriteLine("response status: " + Convert.ToString(resp.StatusCode));

    i = i + 1;
}

fac.FileClose();

Debug.WriteLine("File uploaded.");